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Nitecore UMS4 USB Four-Slot USB Fast Charger, for 18650, 21700 Batteries
NITECORE UMS4 Intelligent USB Four-Slot Superb Battery Charger


 
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Price: $38.95


Availability: Usually Ships in 24 Hours
Product Code: CHG-NITE-UMS4


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DESCRIPTION USER MANUAL
 

NITECORE UMS4 At-A-Glance

  • Capable of charing 4 batteries simultaneously & controlling each slot independently
  • Charging speed up to 3,000mA in a single slot
  • Automatically detects battery power level and selects the appropriate voltage & charging mode
  • LCD display shows real time charging information
  • Built in safety protections to prevent short circuits, overcharging, and improperly inserted batteries
  • Compatible with USB adapters, power banks, solar panels and more.

Included in the Box

  • NITECORE USM4 Charger
  • micro USB charging cable

Quick and Efficient Charging

Introducing the NITECORE UMS4 Intelligent USB dual-slot charger designed to recharge your batteries fast, safe and efficiently. The UMS4 will reach a maximum total output of 4000mA when using a 2A output USB power adapter. When the charger is powered or connected to quick charge (QC) power adapter, the screen will show “Quick Charge” and the single slot will achieve a max output of 3000mA.

LCD Display with Real-time Charging Information

A brightly lit LCD display reports real information including battery health, charging time, charged volume, charging current, battery voltage and type, cut-off voltage and charging mode. The UMS4 offers an energy saving function that activates and dims the LCD display in 10 minutes, when there is no action to the buttons or batteries.

Intelligent USB Charging

The UMS4’s intelligent charging technology automatically detects and applies the appropriate charging current/voltage while allows users to manually adjust the charging current/voltage for specialized battery types. The UMS4 supports various battery types (li-ion/imr/lifep04/ni-cd/ni-mh) and common battery sizes including (18650, 16340,14500).

TECHNICAL SPECIFICATIONS

Input DC 5V/2A 12V/1.5A / 18W(MAX)
Output 4.35V±1% / 4.2V±1% / 3.7V±1% / 1.48V±1%
Output Current QC Mode 3,000mA*1 (MAX) 2,000mA*2 (MAX) 1,000mA*4 (MAX)
Output Current Standard Mode 2,000mA*1 (MAX) 1,000mA*2 (MAX) 500mA*4 (MAX)
Compatible Battery Types: IMR/Li-ion/LiFePO4 10440, 14500, 14650, 16500, 16340(RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 26700
Compatible Battery Types: Ni-MH/Ni-Cd AA, AAA, AAAA, C, D
Dimensions L-6.26"xW-4.21"xH-1.61"
Weight 9.01oz
NITECORE UMS4 Overview
Average Rating: Average Rating: 4.5 of 5 4.5 of 5 Total Reviews: 49 Write a review »


  0 of 0 people found the following review helpful:
 
5 of 5 Awesome Charger March 27, 2022
Reviewer: David Killett from Fouke, AR United States  
Needed a charger for the new 21700 batteries and so far this one hasn't let me down.  Fast charging and usb powered. What more could you want.

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  0 of 0 people found the following review helpful:
 
5 of 5 February 27, 2022
Reviewer: Jeremiah Harris from Roswell, GA United States  


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  0 of 0 people found the following review helpful:
 
5 of 5 February 25, 2022
Reviewer: Michael Guillermo from Newnan, GA United States  


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  0 of 0 people found the following review helpful:
 
2 of 5 USB block came not working February 19, 2022
Reviewer: Jessica R Ford from Lynchburg, VA United States  
Charger is great, but the USB block came and didnt work. It blinks In and out when you plug it into it. Thankfully had another USB block on hand to use.

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  0 of 0 people found the following review helpful:
 
5 of 5 Nitecore UMS4 USB Four-Slot USB Fast Charger January 21, 2022
Reviewer: Thomas Greenfield from Rochester Hills, MI United States  
By far the best charger I have ever used.

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